121425010 has 32 divisors (see below), whose sum is σ = 262938240. Its totient is φ = 39439872.

The previous prime is 121424993. The next prime is 121425013. The reversal of 121425010 is 10524121.

It is not an unprimeable number, because it can be changed into a prime (121425013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44319 + ... + 46978.

It is an arithmetic number, because the mean of its divisors is an integer number (8216820).

Almost surely, 2^121425010 is an apocalyptic number.

121425010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121425010 is an abundant number, since it is smaller than the sum of its proper divisors (141513230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121425010 is a wasteful number, since it uses less digits than its factorization.

121425010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91330.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 121425010 is about 11019.3017020136. The cubic root of 121425010 is about 495.1871686165.

Adding to 121425010 its reverse (10524121), we get a palindrome (131949131).

The spelling of 121425010 in words is "one hundred twenty-one million, four hundred twenty-five thousand, ten".